× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
GM active fuel management
Posted to Technical Discussion Forum on 3/4/2018 7 Replies

I'm working on this car for another shop. Cylinders 1,3,5 are deactivated. Other shop thinks the rear head has been replaced and that appears to be so. There is no continuity through any of the VLOM solenoids. Since the solenoids are normally closed the engine... Login to read more.

7 Replies Received (View Replies)

 

car Vehicle Data

2007 Chevrolet Impala LTZ 3.9L

Engine3.9 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2007 Chevrolet Impala LTZ 3.9L

Engine3.9 L
Trans4-speed Automatic (Electronic)